AI · alternatives · 2026

24 alternatives to Codexy

Lightweight coding agent that runs in your terminal

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Prices are shown for the 1 we have checked on their own sites, 1 of them free or with a free tier.

1. 1
   Codex by OpenAI▲954

   OpenAI's smartest and most intuitive to use model yet

   2021 · openai.com · its alternatives →

2. 2
   CodeX-Editor▲125

   A web code editor with AI & multi-language support

   2025 · x-codex.vercel.app · its alternatives →

3. 3
   Codex app for Windows▲145

   Codex now runs natively on Windows with secure sandbox

   Mar 2026 · learn.chatgpt.com · its alternatives →

4. 4
   Codex Subagents▲300

   Parallel custom agents for complex tasks

   Mar 2026 · learn.chatgpt.com · its alternatives →

5. 5
   opencode▲393

   Your terminal's AI agent, with any model you want

   2025 · opencode.ai · its alternatives →

6. 6
   Codex CLI▲9

   Codex-CLI

   2025 · its alternatives →

7. 7
   Cosine CLI▲334

   AI pair programming directly in your terminal

   2025 · cosine.sh · its alternatives →

8. 8
   CodeX▲56

   Light weight code compiler with an API

   2021 · codexweb.netlify.app · its alternatives →

9. 9
   CodeX▲124

   Build webapps in minutes for completely free

   2025 · its alternatives →

10. 10
    Muse Code▲240

    Meta’s terminal agent for long-horizon coding

    Aug 2026 · research.meta.ai · its alternatives →

11. 11
    Codex Security▲294

    Our application security agent

    Mar 2026 · openai.com · its alternatives →

12. 12
    OpenCode Superapp▲128

    The power of Codex with local, self-hosted models and voice

    Jul 2026 · opencodesuper.app · its alternatives →

13. 13
    Codex​​▲247

    Discuss and understand your code base from within your IDE

    2022 · usecodex.com · its alternatives →

14. 14
    Open Codex – OpenAI Codex CLI with open-source LLMs▲106

    Hey HN, I’ve built Open Codex, a fully local, open-source alternative to OpenAI’s Codex CLI. My initial plan was to fork their project and extend it. I even started doing that. But it turned out their code has several leaky abstractions, which made it hard to override core behavior cleanly. Shortly after, OpenAI introduced breaking changes. Maintaining my customizations on top became increasingly difficult. So I rewrote the whole thing from scratch using Python. My version is designed to support local LLMs. Right now, it only works with phi-4-mini (GGUF) via…

    2025 · github.com · its alternatives →

15. 15
    openai-codex▲14

    openai-codex

    2025 · its alternatives →

16. 16
    Cline Desktop Appfree tier▲265

    An open-source app for open-weight models

    Sep 2026 · cline.bot · its alternatives →

17. 17
    AgentMicro▲160

    Live Codex task status in your macOS menu bar

    Aug 2026 · agentmicro.cc · its alternatives →

18. 18
    GitHub Agent HQ▲192

    Run Claude, Codex & Copilot directly in GitHub & VS Code

    Feb 2026 · github.blog · its alternatives →

19. 19
    Open Computer Use▲92

    Open-source Computer Use MCP for AI agents

    May 2026 · github.com · its alternatives →

20. 20
    ShioriCode▲119

    Open-source alternative to Codex & Claude Code

    May 2026 · shiori.ai · its alternatives →

21. 21
    agents-cli▲145

    The CLI your coding agent uses to ship agents

    Jul 2026 · github.com · its alternatives →

22. 22
    Maestri▲183

    An infinite canvas where coding agents work in concert

    Mar 2026 · themaestri.app · its alternatives →

23. 23
    Presenting CODEX-AI▲7

    An AI code completion assistant powered by Gemini.

    2025 · marketplace.visualstudio.com · its alternatives →

24. 24
    Workspace agents in ChatGPT▲105

    Codex-powered agents for teams.

    Apr 2026 · openai.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →